CN204461775U - A kind of oil circulating system for heat exchanger performance test - Google Patents
A kind of oil circulating system for heat exchanger performance test Download PDFInfo
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- CN204461775U CN204461775U CN201520016553.6U CN201520016553U CN204461775U CN 204461775 U CN204461775 U CN 204461775U CN 201520016553 U CN201520016553 U CN 201520016553U CN 204461775 U CN204461775 U CN 204461775U
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- oil
- pipeline
- heat exchanger
- circulating system
- performance test
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Abstract
The utility model discloses a kind of oil circulating system for heat exchanger performance test, it comprises top tank, variable frequency adjustment oil pump, lower fuel tank, heating arrangement, mass flowmeter and testpieces, be connected with between described top tank and lower fuel tank and send oil-piping and oil returning tube, described sending on oil-piping is provided with little oil pump, described top tank connects variable frequency adjustment oil pump by the first pipeline, described variable frequency adjustment oil pump connects heating arrangement, entering of described testpieces, outlet is respectively arranged with inflow pipeline and flowline, described inflow pipeline connects heating arrangement, described flowline is provided with mass flowmeter access oil returning tube, described flowline and be provided with delivery pipeline between heating arrangement and lower fuel tank, described delivery pipeline is provided with vent valve and glass detector tube, described flowline accesses pressurized air and catches up with oil pipeline.Above-mentioned oil circulating system not only structure is simple, and cost is low; And reducing oily loss, measuring accuracy is high.
Description
Technical field
The utility model relates to heat exchanger performance measuring technology, particularly relates to a kind of oil circulating system for heat exchanger performance test.
Background technology
Heat exchanger performance test is the important step of heat exchanger product design and development and quality control, and oil circulating system is used to the oily effluent amount of heat exchanger, out temperature and pressure reduction and carries out performance test.At present, existing oil circulating system ubiquity complex structure, the shortcoming that cost is high and measuring accuracy is low, and after off-test, in testpieces, often remain more conduction oil, cause larger oily loss.
Utility model content
The purpose of this utility model is to provide a kind of oil circulating system for heat exchanger performance test, and it has the advantages that structure is simple, cost is low and measuring accuracy is high.To solve the problems referred to above for the oil circulating system existence of heat exchanger performance test in prior art.
For reaching this object, the utility model by the following technical solutions:
A kind of oil circulating system for heat exchanger performance test, it comprises top tank, variable frequency adjustment oil pump, lower fuel tank, heating arrangement, mass flowmeter and testpieces, wherein, described top tank is arranged at the top of described lower fuel tank, be connected with between the two and send oil-piping and oil returning tube, described sending on oil-piping is provided with little oil pump, described top tank connects variable frequency adjustment oil pump by the first pipeline, described variable frequency adjustment oil pump connects heating arrangement, entering of described testpieces, outlet is respectively arranged with inflow pipeline and flowline, described inflow pipeline connects heating arrangement, described flowline is provided with mass flowmeter access oil returning tube, described flowline and be provided with delivery pipeline between heating arrangement and lower fuel tank, described delivery pipeline is provided with vent valve and glass detector tube, described flowline accesses the pressurized air be connected with described delivery pipeline and catch up with oil pipeline.
Especially, the import and export of described testpieces is provided with measuring section, described measuring section is provided with thermometer and differential pressure pickup.
Especially, described first pipeline is provided with filtrator between described top tank and variable frequency adjustment oil pump.
Especially, described heating arrangement adopts power to be the electric heater of 210KW ~ 220KW.
Especially, described top tank adopts oil expansion tank.
Especially, described measuring section is connected with the import and export of testpieces by flexible corrugation connecting pipe, and described corrugated connecting tube is provided with spherical articulation.
Especially, described testpieces and heating arrangement are all arranged at the top of described lower fuel tank.
The beneficial effects of the utility model are, compared with prior art not only structure is simple, cost is low for the described oil circulating system for heat exchanger performance test; And have additional delivery pipeline, driven out of by conduction oil residual in heating arrangement and testpieces by pressurized air, decrease oily loss, measuring accuracy is high.
Accompanying drawing explanation
Fig. 1 is the structural representation of the oil circulating system for heat exchanger performance test that the utility model embodiment 1 provides.
In figure:
1, top tank; 2, variable frequency adjustment oil pump; 3, lower fuel tank; 4, electric heater; 5, mass flowmeter; 6, testpieces; 7, oil-piping is sent; 8, oil returning tube; 9, little oil pump; 10, the first pipeline; 11, inflow pipeline; 12, flowline; 13, delivery pipeline; 14, glass detector tube; 15, pressurized air catches up with oil pipeline; 16, measuring section; 17, platinum-resistance thermometer; 18, differential pressure pickup; 19, filtrator.
Embodiment
The technical solution of the utility model is further illustrated by embodiment below in conjunction with accompanying drawing.
Refer to shown in Fig. 1, Fig. 1 is the structural representation of the oil circulating system for heat exchanger performance test that the utility model embodiment 1 provides.
In the present embodiment, a kind of oil circulating system for heat exchanger performance test comprises top tank 1, variable frequency adjustment oil pump 2, lower fuel tank 3, electric heater 4, mass flowmeter 5 and testpieces 6, wherein, described top tank 1 is arranged at the top of described lower fuel tank 3, be connected with between the two and send oil-piping 7 and oil returning tube 8, described sending on oil-piping 7 is provided with little oil pump 9, described top tank 1 connects variable frequency adjustment oil pump 2 by the first pipeline 10, described variable frequency adjustment oil pump 2 connects electric heater 4, the power of described electric heater 4 is 210KW, entering of described testpieces 6, outlet is respectively arranged with inflow pipeline 11 and flowline 12, described inflow pipeline 11 connects electric heater 4, described flowline 12 is provided with mass flowmeter 5 and accesses oil returning tube 8, described flowline 12 and be provided with delivery pipeline 13 between electric heater 4 and lower fuel tank 3, described delivery pipeline 13 is provided with vent valve and glass detector tube 14, described flowline 12 accesses the pressurized air be connected with described delivery pipeline 13 and catch up with oil pipeline 15, during off-test dismounting adapter, pressurized air is caught up with in oil pipeline 15 and is passed into pressurized air, pressurized air is connected with electric heater 4 with testpieces 6 by flowline 12, by testpieces 6, electric heater 4 and the interior residual conduction oil of pipeline are driven out of and are flowed in lower fuel tank 3, to reduce the conduction oil loss in process of the test as far as possible.
The import and export of described testpieces 5 is provided with measuring section 16, described measuring section 16 is provided with platinum-resistance thermometer 17 and differential pressure pickup 18, platinum-resistance thermometer 17 and differential pressure pickup 18 transmit signals to data collecting instrument, described measuring section 16 is connected with system by flexible corrugation connecting pipe, described corrugated connecting tube is provided with spherical articulation, can ensures that the testpieces interface of diverse location was connected with the universal of adapter.
Described first pipeline 10 is provided with filtrator 19 between described top tank 1 and variable frequency adjustment oil pump 2.
Described top tank 1 adopts oil expansion tank, for variable frequency adjustment oil pump 2 provides positive suction pressure, and holds or supplements the expansion and contraction that cause because cold and hot temperature is different.
Above embodiment has just set forth ultimate principle of the present utility model and characteristic; the utility model does not limit by above-mentioned example; under the prerequisite not departing from the utility model spirit and scope; the utility model also has various change and change, and these changes and change all fall within the scope of claimed the utility model.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (7)
1. the oil circulating system for heat exchanger performance test, it comprises top tank, variable frequency adjustment oil pump, lower fuel tank, heating arrangement, mass flowmeter and testpieces, it is characterized in that, described top tank is arranged at the top of described lower fuel tank, be connected with between the two and send oil-piping and oil returning tube, described sending on oil-piping is provided with little oil pump, described top tank connects variable frequency adjustment oil pump by the first pipeline, described variable frequency adjustment oil pump connects heating arrangement, entering of described testpieces, outlet is respectively arranged with inflow pipeline and flowline, described inflow pipeline connects heating arrangement, described flowline is provided with mass flowmeter access oil returning tube, described flowline and be provided with delivery pipeline between heating arrangement and lower fuel tank, described delivery pipeline is provided with vent valve and glass detector tube, described flowline accesses the pressurized air be connected with described delivery pipeline and catch up with oil pipeline.
2. the oil circulating system for heat exchanger performance test according to claim 1, it is characterized in that, the import and export of described testpieces is provided with measuring section, described measuring section is provided with thermometer and differential pressure pickup.
3. the oil circulating system for heat exchanger performance test according to claim 1 and 2, is characterized in that, described first pipeline is provided with filtrator between described top tank and variable frequency adjustment oil pump.
4. the oil circulating system for heat exchanger performance test according to claim 1, is characterized in that, described heating arrangement adopts power to be the electric heater of 210KW ~ 220KW.
5. the oil circulating system for heat exchanger performance test according to claim 1, is characterized in that, described top tank adopts oil expansion tank.
6. the oil circulating system for heat exchanger performance test according to claim 2, is characterized in that, described measuring section is connected with the import and export of testpieces by flexible corrugation connecting pipe, and described corrugated connecting tube is provided with spherical articulation.
7. the oil circulating system for heat exchanger performance test according to claim 1, it is characterized in that, described testpieces and heating arrangement are all arranged at the top of described lower fuel tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520016553.6U CN204461775U (en) | 2015-01-09 | 2015-01-09 | A kind of oil circulating system for heat exchanger performance test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520016553.6U CN204461775U (en) | 2015-01-09 | 2015-01-09 | A kind of oil circulating system for heat exchanger performance test |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204461775U true CN204461775U (en) | 2015-07-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520016553.6U Expired - Fee Related CN204461775U (en) | 2015-01-09 | 2015-01-09 | A kind of oil circulating system for heat exchanger performance test |
Country Status (1)
| Country | Link |
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| CN (1) | CN204461775U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104568490A (en) * | 2015-01-09 | 2015-04-29 | 无锡佳龙换热器股份有限公司 | Oil circulation system for heat exchanger performance test |
-
2015
- 2015-01-09 CN CN201520016553.6U patent/CN204461775U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104568490A (en) * | 2015-01-09 | 2015-04-29 | 无锡佳龙换热器股份有限公司 | Oil circulation system for heat exchanger performance test |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150708 Termination date: 20160109 |